#63BDFC#63BDFC

#63BDFC is a light, vivid cyan. Relative luminance 0.461; OKLCH L 76.8% C 0.125 H 241.5°. Best body text is #000000 at 10.22:1 contrast (WCAG AA passes).

Color values

HEX	#63BDFC
RGB	rgb(99, 189, 252)
HSL	hsl(205, 96%, 69%)
HSV	hsv(205, 61%, 99%)
CMYK	cmyk(60.7%, 25%, 0%, 1.2%)
CIE-LAB	lab(73.59, -8.67, -39.16)
CIE-LCH	lch(73.59, 40.11, 257.52°)
OKLab	oklab(76.82% -0.0598 -0.11)
OKLCH	oklch(76.82% 0.125 241.5)
XYZ	xyz(40.9073, 46.0722, 98.8136)
Luminance	0.4608 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63BDFC #FCA263

analogous

#63FCEF #63BDFC #6371FC

triadic

#63BDFC #FC63BD #BDFC63

tetradic

#63BDFC #EF63FC #FCA263 #71FC63

square

#63BDFC #EF63FC #FCA263 #71FC63

split-complementary

#63BDFC #FC6371 #FCEF63

monochromatic

#0486E0 #27A4FB #63BDFC #9FD6FD #DBF0FE

Accessibility & contrast

On white

2.06

#63BDFC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.22

#63BDFC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63BDFC

10.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63BDFC	#FFFFFF	#000000	##000000
##63BDFC	1.00	2.06	10.22	10.22
#FFFFFF	2.06	1.00	21.00	21.00
#000000	10.22	21.00	1.00	1.00
##000000	10.22	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A1BDFF

Deuteranopia (green-blind)

#8CAEFB

Tritanopia (blue-blind)

#00CDD3

Achromatopsia (no color)

#B5B5B5

Design tokens & code

CSS

--color: #63bdfc;
/* rgb */ color: rgb(99, 189, 252);
/* oklch */ color: oklch(76.8% 0.125 241.5);

Tailwind

colors: {
  custom: {
    50: '#9cd0fd',
    500: '#63bdfc',
    950: '#000000',
  },
}

SCSS

$custom: #63bdfc;
$custom-light: #9cd0fd;
$custom-dark: #000000;

JSON

{
  "hex": "#63bdfc",
  "rgb": {
    "r": 99,
    "g": 189,
    "b": 252
  },
  "hsl": {
    "h": 204.706,
    "s": 96.226,
    "l": 68.824
  },
  "oklch": {
    "l": 0.76821,
    "c": 0.12521,
    "h": 241.5
  },
  "luminance": 0.46076
}

Semantic roles & 50–950 ramp

primary

#63BDFC

secondary

#F4D9C7

accent

#5F00E6

background

#FAFCFF

surface

#F4F9FF

border

#CED2D7

text

#0F1417

muted

#7F8285

Preview Lab

Preview with #63BDFC

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →